<html>
<head></head>
<body>
<video id="h-vedio" loop preload  controls="controls" style="width:80%;">
      <source src="/public/jiaoc.mp4" type="video/mp4" />
      <source src ="/public/jiaoc.ogg"  type="video/ogg" /> 
      <source src="/public/jiaoc.webm" type="video/webm" />   
      </video>
<body>	  
</html>